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Posted to dev@beehive.apache.org by "James Black (JIRA)" <be...@incubator.apache.org> on 2005/05/09 20:05:27 UTC

[jira] Created: (BEEHIVE-623) Unable to perform background process on manager warning

Unable to perform background process on manager warning
-------------------------------------------------------

         Key: BEEHIVE-623
         URL: http://issues.apache.org/jira/browse/BEEHIVE-623
     Project: Beehive
        Type: Bug
 Environment: Solaris 8, JDK1.5, beehive nightly from 20050505, Tomcat 5.0.27
    Reporter: James Black
    Priority: Minor
 Attachments: npe_on_background_process.tar.gz

I noticed in catalina.out the following message, and don't think this should be expected behavior:
WARNING: Unable to perform background process on manager
java.lang.NullPointerException
	at
org.apache.beehive.netui.pageflow.internal.InternalUtils.isLongLived(InternalUtils.java:263)
	at
org.apache.beehive.netui.pageflow.PageFlowController.isLongLived(PageFlowController.java:145)
	at
org.apache.beehive.netui.pageflow.PageFlowStack.valueUnbound(PageFlowStack.java:313)
	at
org.apache.catalina.session.StandardSession.removeAttributeInternal(StandardSession.java:1566)
	at
org.apache.catalina.session.StandardSession.expire(StandardSession.java:708)
	at
org.apache.catalina.session.StandardSession.isValid(StandardSession.java:566)
	at
org.apache.catalina.session.StandardManager.processExpires(StandardManager.java:782)
	at
org.apache.catalina.session.StandardManager.backgroundProcess(StandardManager.java:795)
	at
org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:4640)
	at
org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1619)

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[jira] Resolved: (BEEHIVE-623) Unable to perform background process on manager warning

Posted by "Rich Feit (JIRA)" <be...@incubator.apache.org>.
     [ http://issues.apache.org/jira/browse/BEEHIVE-623?page=all ]
     
Rich Feit resolved BEEHIVE-623:
-------------------------------

     Assign To: Alejandro Ramirez  (was: Rich Feit)
    Resolution: Fixed

This is fixed with revision 169423.

> Unable to perform background process on manager warning
> -------------------------------------------------------
>
>          Key: BEEHIVE-623
>          URL: http://issues.apache.org/jira/browse/BEEHIVE-623
>      Project: Beehive
>         Type: Bug
>   Components: NetUI
>     Versions: V1
>  Environment: Solaris 8, JDK1.5, beehive nightly from 20050505, Tomcat 5.0.27
>     Reporter: James Black
>     Assignee: Alejandro Ramirez
>     Priority: Minor
>      Fix For: V1
>  Attachments: npe_on_background_process.tar.gz
>
> I noticed in catalina.out the following message, and don't think this should be expected behavior:
> WARNING: Unable to perform background process on manager
> java.lang.NullPointerException
> 	at
> org.apache.beehive.netui.pageflow.internal.InternalUtils.isLongLived(InternalUtils.java:263)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowController.isLongLived(PageFlowController.java:145)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowStack.valueUnbound(PageFlowStack.java:313)
> 	at
> org.apache.catalina.session.StandardSession.removeAttributeInternal(StandardSession.java:1566)
> 	at
> org.apache.catalina.session.StandardSession.expire(StandardSession.java:708)
> 	at
> org.apache.catalina.session.StandardSession.isValid(StandardSession.java:566)
> 	at
> org.apache.catalina.session.StandardManager.processExpires(StandardManager.java:782)
> 	at
> org.apache.catalina.session.StandardManager.backgroundProcess(StandardManager.java:795)
> 	at
> org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:4640)
> 	at
> org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1619)

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[jira] Commented: (BEEHIVE-623) Unable to perform background process on manager warning

Posted by "Rich Feit (JIRA)" <be...@incubator.apache.org>.
     [ http://issues.apache.org/jira/browse/BEEHIVE-623?page=comments#action_64788 ]
     
Rich Feit commented on BEEHIVE-623:
-----------------------------------

OK, I'm able to reproduce this in the following manner:

    - Hit a page flow.
    - Hit a nested page flow (so that now the original page flow is on the nesting stack).
    - Redeploy the webapp, or start/stop Tomcat.
    - Wait for the session to expire.

To make the session expire quickly, add this entry in web.xml, after the last servlet-mapping:

    <session-config>
        <session-timeout>1</session-timeout>
    </session-config>



> Unable to perform background process on manager warning
> -------------------------------------------------------
>
>          Key: BEEHIVE-623
>          URL: http://issues.apache.org/jira/browse/BEEHIVE-623
>      Project: Beehive
>         Type: Bug
>   Components: NetUI
>     Versions: V1
>  Environment: Solaris 8, JDK1.5, beehive nightly from 20050505, Tomcat 5.0.27
>     Reporter: James Black
>     Assignee: Rich Feit
>     Priority: Minor
>      Fix For: V1
>  Attachments: npe_on_background_process.tar.gz
>
> I noticed in catalina.out the following message, and don't think this should be expected behavior:
> WARNING: Unable to perform background process on manager
> java.lang.NullPointerException
> 	at
> org.apache.beehive.netui.pageflow.internal.InternalUtils.isLongLived(InternalUtils.java:263)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowController.isLongLived(PageFlowController.java:145)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowStack.valueUnbound(PageFlowStack.java:313)
> 	at
> org.apache.catalina.session.StandardSession.removeAttributeInternal(StandardSession.java:1566)
> 	at
> org.apache.catalina.session.StandardSession.expire(StandardSession.java:708)
> 	at
> org.apache.catalina.session.StandardSession.isValid(StandardSession.java:566)
> 	at
> org.apache.catalina.session.StandardManager.processExpires(StandardManager.java:782)
> 	at
> org.apache.catalina.session.StandardManager.backgroundProcess(StandardManager.java:795)
> 	at
> org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:4640)
> 	at
> org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1619)

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[jira] Updated: (BEEHIVE-623) Unable to perform background process on manager warning

Posted by "Rich Feit (JIRA)" <be...@incubator.apache.org>.
     [ http://issues.apache.org/jira/browse/BEEHIVE-623?page=all ]

Rich Feit updated BEEHIVE-623:
------------------------------

      Assign To: Rich Feit
        Version: V1
      Component: NetUI
    Fix Version: V1

I'm guessing this happens when the session expires while a nested page flow is active.

> Unable to perform background process on manager warning
> -------------------------------------------------------
>
>          Key: BEEHIVE-623
>          URL: http://issues.apache.org/jira/browse/BEEHIVE-623
>      Project: Beehive
>         Type: Bug
>   Components: NetUI
>     Versions: V1
>  Environment: Solaris 8, JDK1.5, beehive nightly from 20050505, Tomcat 5.0.27
>     Reporter: James Black
>     Assignee: Rich Feit
>     Priority: Minor
>      Fix For: V1
>  Attachments: npe_on_background_process.tar.gz
>
> I noticed in catalina.out the following message, and don't think this should be expected behavior:
> WARNING: Unable to perform background process on manager
> java.lang.NullPointerException
> 	at
> org.apache.beehive.netui.pageflow.internal.InternalUtils.isLongLived(InternalUtils.java:263)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowController.isLongLived(PageFlowController.java:145)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowStack.valueUnbound(PageFlowStack.java:313)
> 	at
> org.apache.catalina.session.StandardSession.removeAttributeInternal(StandardSession.java:1566)
> 	at
> org.apache.catalina.session.StandardSession.expire(StandardSession.java:708)
> 	at
> org.apache.catalina.session.StandardSession.isValid(StandardSession.java:566)
> 	at
> org.apache.catalina.session.StandardManager.processExpires(StandardManager.java:782)
> 	at
> org.apache.catalina.session.StandardManager.backgroundProcess(StandardManager.java:795)
> 	at
> org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:4640)
> 	at
> org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1619)

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[jira] Updated: (BEEHIVE-623) Unable to perform background process on manager warning

Posted by "James Black (JIRA)" <be...@incubator.apache.org>.
     [ http://issues.apache.org/jira/browse/BEEHIVE-623?page=all ]

James Black updated BEEHIVE-623:
--------------------------------

    Attachment: npe_on_background_process.tar.gz

I did an 'ant clean' before tarring this up.
cd LmsStat/WEB-INF
ant build war


> Unable to perform background process on manager warning
> -------------------------------------------------------
>
>          Key: BEEHIVE-623
>          URL: http://issues.apache.org/jira/browse/BEEHIVE-623
>      Project: Beehive
>         Type: Bug
>  Environment: Solaris 8, JDK1.5, beehive nightly from 20050505, Tomcat 5.0.27
>     Reporter: James Black
>     Priority: Minor
>  Attachments: npe_on_background_process.tar.gz
>
> I noticed in catalina.out the following message, and don't think this should be expected behavior:
> WARNING: Unable to perform background process on manager
> java.lang.NullPointerException
> 	at
> org.apache.beehive.netui.pageflow.internal.InternalUtils.isLongLived(InternalUtils.java:263)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowController.isLongLived(PageFlowController.java:145)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowStack.valueUnbound(PageFlowStack.java:313)
> 	at
> org.apache.catalina.session.StandardSession.removeAttributeInternal(StandardSession.java:1566)
> 	at
> org.apache.catalina.session.StandardSession.expire(StandardSession.java:708)
> 	at
> org.apache.catalina.session.StandardSession.isValid(StandardSession.java:566)
> 	at
> org.apache.catalina.session.StandardManager.processExpires(StandardManager.java:782)
> 	at
> org.apache.catalina.session.StandardManager.backgroundProcess(StandardManager.java:795)
> 	at
> org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:4640)
> 	at
> org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1619)

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[jira] Closed: (BEEHIVE-623) Unable to perform background process on manager warning

Posted by "Alejandro Ramirez (JIRA)" <be...@incubator.apache.org>.
     [ http://issues.apache.org/jira/browse/BEEHIVE-623?page=all ]
     
Alejandro Ramirez closed BEEHIVE-623:
-------------------------------------


Verified Fixed.  Executed repro steps from Rich and I no longer see the exception in catalina.out

> Unable to perform background process on manager warning
> -------------------------------------------------------
>
>          Key: BEEHIVE-623
>          URL: http://issues.apache.org/jira/browse/BEEHIVE-623
>      Project: Beehive
>         Type: Bug
>   Components: NetUI
>     Versions: V1
>  Environment: Solaris 8, JDK1.5, beehive nightly from 20050505, Tomcat 5.0.27
>     Reporter: James Black
>     Assignee: Alejandro Ramirez
>     Priority: Minor
>      Fix For: V1
>  Attachments: npe_on_background_process.tar.gz
>
> I noticed in catalina.out the following message, and don't think this should be expected behavior:
> WARNING: Unable to perform background process on manager
> java.lang.NullPointerException
> 	at
> org.apache.beehive.netui.pageflow.internal.InternalUtils.isLongLived(InternalUtils.java:263)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowController.isLongLived(PageFlowController.java:145)
> 	at
> org.apache.beehive.netui.pageflow.PageFlowStack.valueUnbound(PageFlowStack.java:313)
> 	at
> org.apache.catalina.session.StandardSession.removeAttributeInternal(StandardSession.java:1566)
> 	at
> org.apache.catalina.session.StandardSession.expire(StandardSession.java:708)
> 	at
> org.apache.catalina.session.StandardSession.isValid(StandardSession.java:566)
> 	at
> org.apache.catalina.session.StandardManager.processExpires(StandardManager.java:782)
> 	at
> org.apache.catalina.session.StandardManager.backgroundProcess(StandardManager.java:795)
> 	at
> org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:4640)
> 	at
> org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1619)

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